What is the still-water level?

a. The line midway between the crest and the trough.

b. It only occurs when waves have settled down to a straight line.

c. It's the same as equilibrium.

d. A & C are both true.

My answer is b, is it correct?

Question

What is the still-water level?
		
a. The line midway between the crest and the trough.
		
b. It only occurs when waves have settled down to a straight line.
		
c. It's the same as equilibrium.
		
d. A & C are both true.

My answer is b, is it correct?

anonymous · Answer

@undeadknight26 

and can you explain too? thanks :)

undeadknight26 · Answer

Definition of Still water level:
Average water surface elevation at any instant, excluding local variation due to waves and wave set-up, but including the effects of tides, storm surges and long period seiches.

undeadknight26 · Answer

I would say B but not 100% sure either sorry :)

anonymous · Answer

okay thanks though, it helped. :)

anonymous · Answer

h